Graphitization furnace
Negative Material Graphitization Furnace
Item Number : GF-04
Price varies based on specs and customizations
- Volume (L)
- 125 / 196 / 282 / 550 / 1000 / 1500
- Effective heating area (mm)
- Φ400×1000 / Φ500×1000 / Φ600×1000 / Φ700×1400 / Φ900×1600 / Φ1000×2000
- Power (KW)
- 150 / 250 / 350 / 550 / 700 / 1000
- Frequency (HZ)
- 1500 / 1000
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Introduction
A graphitization furnace is a specialized piece of equipment used in the production of battery negative electrode materials. It utilizes medium frequency induction heating for rapid temperature increase and high efficiency. The unique furnace design ensures excellent temperature uniformity throughout the furnace body. Double-layer alumina brick insulation offers exceptional heat insulation and fire resistance, minimizing heat loss and enhancing equipment stability. The system allows for continuous operation through multiple power supplies and electric furnaces, with configurable heating and cooling cycles. Advanced features include a digital flow monitoring system for water flow monitoring and protection, high-performance medium frequency contactor, and a comprehensive PLC water, electricity, gas automatic control and protection system.
Applications
Negative material graphitization furnaces are used in a variety of applications, including:
- Production of battery negative electrode materials
- Graphitization of carbon felt
- Graphitization of carbon fiber
- Graphitization of petroleum coke
- Graphitization of coal tar pitch
Features
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Enhanced Temperature Uniformity: Utilizes medium frequency induction heating for rapid temperature rise and high efficiency. The unique furnace design significantly improves temperature uniformity throughout the furnace body, ensuring consistent graphitization results.
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Energy-Efficient and Stable Operation: Employs double-layer alumina brick insulation to prevent short circuits between carbon felt and coil. This design ensures good heat insulation and fire resistance, minimizing heat loss and promoting equipment stability.
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Continuous Operation Capability: Multiple electric furnaces can be powered by a single power supply, allowing for continuous operation. The furnaces can be individually heated up and cooled down based on the sintering process time, maximizing productivity.
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Comprehensive Control and Protection System: Features a digital flow monitoring system with water flow monitoring and protection in the power cabinet. The furnace conversion utilizes high-performance medium frequency contactors. The PLC-based water, electricity, and gas automatic control and protection system ensures safe and reliable operation.
Principle
The negative material graphitization furnace utilizes medium frequency induction heating to rapidly raise the temperature of carbonaceous materials, inducing their conversion into graphite. This process takes place in an inert atmosphere to prevent oxidation and maintain the integrity of the graphite structure. The furnace's unique design ensures uniform temperature distribution throughout the chamber, resulting in consistent graphitization of the material.
Advantages
- High temperature uniformity: The unique furnace design ensures consistent temperature distribution throughout the furnace chamber, resulting in uniform graphitization of the materials.
- Energy efficiency: Double-layer alumina brick insulation minimizes heat loss, reducing energy consumption and operating costs.
- High stability: The furnace's robust construction and double-layer insulation provide excellent stability, preventing short circuits and ensuring reliable operation.
- Continuous operation: Multiple furnaces can be connected to a single power supply, allowing for continuous operation with staggered heating and cooling cycles.
- Precise control: Digital flow monitoring and PLC-based control system enable precise regulation of water, electricity, and gas supply, ensuring optimal process conditions.
- High efficiency: Medium frequency induction heating promotes rapid temperature rise, significantly increasing process efficiency.
- Versatile applications: Suitable for a wide range of high-temperature treatments and graphitization processes, including battery negative electrode materials production.
Technical parameters and model specifications
Maximum operating temperature: 3100℃
Commonly used temperature: 2800℃
Working atmosphere in the furnace: argon, nitrogen
Temperature uniformity: ≤±25℃
Temperature measurement: infrared optical temperature measurement (1000-3200C);
Temperature measurement accuracy: 0.2~0.75%
Temperature control: program control and manual control
Temperature control accuracy: ±1℃
| Product model specifications | GF-04-Ф40×100 | GF-04-Ф50×100 | GF-04-Ф60×100 | GF-04-Ф70×140 | GF-04-Ф90×160 | GF-04-100×200 |
|---|---|---|---|---|---|---|
| Volume(L) | 125 | 196 | 282 | 550 | 1000 | 1500 |
| Rated temperature(C) | 2800 | 2800 | 2800 | 2800 | 2800 | 2600 |
| Limit temperature(C) | 3100 | 3100 | 3100 | 3100 | 300 | 2800 |
| Effective heating area (mm) | Ф400×1000 | Ф500×1000 | Ф600×1000 | Ф700×1400 | Ф900×1600 | Ф1000×2000 |
| Power(KW) | 150 | 250 | 350 | 550 | 700 | 1000 |
| Frequency(HZ) | 1500 | 1000 | 1000 | 1000 | 1000 | 1000 |
| Temperature control method | Japan Shima Electric Thermostat | |||||
| Heating method | Induction heating | |||||
| Vacuum system | Rotary vane vacuum pump (for high vacuum requirements, Roots vacuum pump and oil diffusion pump are required) | |||||
| Sintering atmosphere | N² Ar and other gases | |||||
| Rated power supply voltage (V) | 380 | |||||
| Rated heating voltage (V) | 750 | |||||
| Vacuum limit (Pa) | 100 (vacuum cold state) | |||||
FAQ
What is the purpose of a negative material graphitization furnace?
What are the environmental considerations for using a negative material graphitization furnace?
What materials can be processed in a negative material graphitization furnace?
4.8
out of
5
The delivery was incredibly fast. I placed the order on Monday and received it on Wednesday. The packaging was secure and the product arrived in perfect condition.
4.9
out of
5
This furnace is a great value for the price. It's well-made and has all the features I need.
4.7
out of
5
The quality of this furnace is excellent. It's made from high-quality materials and is built to last.
4.8
out of
5
I've been using this furnace for several months now and it's still going strong. It's very durable and has held up well to heavy use.
4.9
out of
5
The technological advancement of this furnace is impressive. It's equipped with the latest features and is very user-friendly.
4.7
out of
5
I highly recommend this furnace to anyone in need of a high-quality, durable, and technologically advanced product.
4.8
out of
5
The furnace arrived on time and in perfect condition. It was easy to set up and use.
4.9
out of
5
The furnace has met all of my expectations. It's a great product that I would definitely recommend to others.
4.7
out of
5
I'm very happy with the performance of this furnace. It's a great value for the price.
4.8
out of
5
The furnace is very well-made and has a sturdy construction. I'm confident that it will last for many years to come.
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